BU26154MUV
内置触摸屏接口 单声道Audio CODEC
BU26154MUV
内置触摸屏接口 单声道Audio CODEC
BU26154是内置Cap-Less耳机放大器、扬声器放大器、触摸屏接口的低功耗紧凑型CODEC，适用于数码相机和电子词典。搭载了稳压器，以便在噪声干扰下稳定sensitive的CODEC部的特性｡扬声器放大器可进行AB类动作与D类动作的切换。因此，存在FM无线电等干扰的影响时，可通过采用AB类动作来防止干扰。作为数字信号处理，搭载了用于特定频带降噪用途的高通滤波器、陷波滤波器和5频段均衡器及准谐波低音功能、噪声门等，实现了灵活的音质效果处理。
主要规格
特性：
Speaker Amplifier Vcc (Min.) [V]
2.7
Speaker Amplifier Vcc (Max.) [V]
5.5
I/O Interface Vcc (Min.) [V]
2.7
I/O Interface Vcc (Max.) [V]
3.6
Other Power Suply Vcc (Min.) [V]
2.7
Other Power Suply Vcc (Max.) [V]
3.6
Sampling Rate (Max.) [kHz]
48
Resolution (Max.) [bit]
24
Additional Feature
ALC Noise Gate, ALC Fast Release, P2Bass, Touch Panel I/F
ADC channels
1
DAC channels
2
Input Amplifier Types
Microphone
Number of Microphone Amplifiers
1
Number of Line Input Amplifiers
0
Output Amplifier Types
Speaker(AB/D), Headphone(C-less)
Number of Speaker Amplifiers
1
Number of Headphone Amplifiers
2
I/F
2wire, 3wire
Operating Temperature (Min.)[°C]
-20
Operating Temperature (Max.)[°C]
85
Package Size [mm]
6x6 (t=1)
特点：
- Various sound processing functions
- High PSRR is attained by built-in regulator
- Speaker amplifier can be switched to AB class and D class.
- Touch panel interface.
